210221041301 has 2 divisors, whose sum is σ = 210221041302. Its totient is φ = 210221041300.

The previous prime is 210221041291. The next prime is 210221041307. The reversal of 210221041301 is 103140122012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 169600654276 + 40620387025 = 411826^2 + 201545^2 .

It is a cyclic number.

It is not a de Polignac number, because 210221041301 - 2³⁴ = 193041172117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210221041301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210221041307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105110520650 + 105110520651.

It is an arithmetic number, because the mean of its divisors is an integer number (105110520651).

Almost surely, 2^210221041301 is an apocalyptic number.

It is an amenable number.

210221041301 is a deficient number, since it is larger than the sum of its proper divisors (1).

210221041301 is an equidigital number, since it uses as much as digits as its factorization.

210221041301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 210221041301 its reverse (103140122012), we get a palindrome (313361163313).

The spelling of 210221041301 in words is "two hundred ten billion, two hundred twenty-one million, forty-one thousand, three hundred one".